1009852894 has 4 divisors (see below), whose sum is σ = 1514779344. Its totient is φ = 504926446.

The previous prime is 1009852867. The next prime is 1009852897. The reversal of 1009852894 is 4982589001.

1009852894 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1009852897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252463222 + ... + 252463225.

It is an arithmetic number, because the mean of its divisors is an integer number (378694836).

Almost surely, 2^1009852894 is an apocalyptic number.

1009852894 is a deficient number, since it is larger than the sum of its proper divisors (504926450).

1009852894 is an equidigital number, since it uses as much as digits as its factorization.

1009852894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504926449.

The product of its (nonzero) digits is 207360, while the sum is 46.

The square root of 1009852894 is about 31778.1826730227. The cubic root of 1009852894 is about 1003.2735700457.

The spelling of 1009852894 in words is "one billion, nine million, eight hundred fifty-two thousand, eight hundred ninety-four".